Likhoele tsa BSP (British Standard Pipe) le likhoele tsa NPT (National Pipe Thread) ke maemo a mabeli a tloaelehileng a likhoele tsa liphaephe, tse nang le liphapang tse ling tsa bohlokoa:
- Maemo a Libaka le a Naha
Likhoele tsa BSP: Tsena ke litekanyetso tsa Brithani, tse hlophisitsoeng le ho laoloa ke British Standards Institution (BSI). Ba na le khoele angle ea likhato tse 55 le karo-karolelano ea taper ea 1:16. Likhoele tsa BSP li sebelisoa haholo linaheng tsa Europe le Commonwealth, hangata liindastering tsa metsi le khase.
Likhoele tsa NPT: Tsena ke litekanyetso tsa Amerika, tse hlophisitsoeng le ho laoloa ke American National Standards Institute (ANSI) le American Society of Mechanical Engineers (ASME). Likhoele tsa NPT li na le khoele ea khoele ea likhato tse 60 'me li tla ka liforomo tse otlolohileng (cylindrical) le tapered. Likhoele tsa NPT li tsejoa ka ts'ebetso ea tsona e ntle ea ho koala 'me hangata li sebelisoa ho tsamaisa maro, likhase, mouoane le maro a haeteroliki.
- Mokhoa oa ho tiisa
Likhoele tsa BSP: Hangata ba sebelisa li-washer kapa sealant ho fihlela tiiso.
Likhoele tsa NPT: E etselitsoe ho tiisa ka tšepe ho isa ho tšepe, hangata ha e hloke tiiso e eketsehileng.
- Libaka tsa Kopo
Likhoele tsa BSP: E sebelisoa hangata UK, Australia, New Zealand le libakeng tse ling.
Likhoele tsa NPT: E atile haholo United States le mebaraka e amanang le eona.
Likhoele tsa NPT:Tekanyetso ea Amerika e nang le khoele ea khoele ea 60-degree, e sebelisoang hangata Amerika Leboea le libaka tse lumellanang le ANSI.
Likhoele tsa BSP:Tekanyetso ea Brithani e nang le khoele ea khoele ea 55-degree, e sebelisoang hangata Europe le linaha tsa Commonwealth.
Nako ea poso: May-27-2024